Home / 88,913.84-122,696.55-48,619.77

Finding the Fourth Proportional to 88,913.84, 122,696.55 and 48,619.77

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Solution

The fourth proportional to 88,913.84, 122,696.55 and 48,619.77 is: 67,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,913.84 : 122,696.55 = 48,619.77 : x
  2. Step 2: Convert to fraction form
    88,913.84/122,696.55 = 48,619.77/x
  3. Step 3: Cross multiply
    88,913.84x = 122,696.55 × 48,619.77
  4. Step 4: Simplify right side
    88,913.84x = 5,965,478,040.79
  5. Step 5: Solve for x
    x = 5,965,478,040.79/88,913.84
  6. Step 6: Final answer
    x = 67,092.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.